520214343530 has 16 divisors (see below), whose sum is σ = 1070155221120. Its totient is φ = 178359203472.

The previous prime is 520214343503. The next prime is 520214343533. The reversal of 520214343530 is 35343412025.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (520214343533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3715816670 + ... + 3715816809.

It is an arithmetic number, because the mean of its divisors is an integer number (66884701320).

Almost surely, 2^520214343530 is an apocalyptic number.

520214343530 is an abundant number, since it is smaller than the sum of its proper divisors (549940877590).

520214343530 is a wasteful number, since it uses less digits than its factorization.

520214343530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7431633493.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 520214343530 its reverse (35343412025), we get a palindrome (555557755555).

The spelling of 520214343530 in words is "five hundred twenty billion, two hundred fourteen million, three hundred forty-three thousand, five hundred thirty".